diff --git a/README.md b/README.md
index a28e0fe..a92f268 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,9 @@
 ## This server processes the qrcode requests on our merchandise
+
+```javascript
+<script>
+  const xhr = new XMLHttpRequest(); xhr.open("GET",
+  "https://kkqrcode.ex.umbach.dev/a", true); xhr.send(); window.location.href =
+  window.location.protocol + "//" + window.location.host;
+</script>
+```
diff --git a/package-lock.json b/package-lock.json
index 4e636e1..9eee176 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "license": "ISC",
       "dependencies": {
+        "cors": "^2.8.5",
         "dotenv": "^16.4.1",
         "express": "^4.18.2",
         "express-useragent": "^1.0.15",
@@ -18,6 +19,7 @@
         "pino-pretty": "^10.3.1"
       },
       "devDependencies": {
+        "@types/cors": "^2.8.17",
         "@types/express": "^4.17.21",
         "@types/express-useragent": "^1.0.5",
         "@types/node-telegram-bot-api": "^0.64.2",
@@ -121,6 +123,15 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/cors": {
+      "version": "2.8.17",
+      "resolved": "https://registry.npmjs.org/@types/cors/-/cors-2.8.17.tgz",
+      "integrity": "sha512-8CGDvrBj1zgo2qE+oS3pOCyYNqCPryMWY2bGfwA0dcfopWGgxs+78df0Rs3rc9THP4JkOhLsAa+15VdpAqkcUA==",
+      "dev": true,
+      "dependencies": {
+        "@types/node": "*"
+      }
+    },
     "node_modules/@types/express": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/@types/express/-/express-4.17.21.tgz",
@@ -699,6 +710,18 @@
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
       "integrity": "sha512-3lqz5YjWTYnW6dlDa5TLaTCcShfar1e40rmcJVwCBJC6mWlFuj0eCHIElmG1g5kyuJ/GD+8Wn4FFCcz4gJPfaQ=="
     },
+    "node_modules/cors": {
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
+      "integrity": "sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==",
+      "dependencies": {
+        "object-assign": "^4",
+        "vary": "^1"
+      },
+      "engines": {
+        "node": ">= 0.10"
+      }
+    },
     "node_modules/dashdash": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/dashdash/-/dashdash-1.14.1.tgz",
@@ -1804,6 +1827,14 @@
         "node": "*"
       }
     },
+    "node_modules/object-assign": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
+      "integrity": "sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/object-inspect": {
       "version": "1.13.1",
       "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.1.tgz",
diff --git a/package.json b/package.json
index 984ea05..c005d88 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
   "author": "",
   "license": "ISC",
   "devDependencies": {
+    "@types/cors": "^2.8.17",
     "@types/express": "^4.17.21",
     "@types/express-useragent": "^1.0.5",
     "@types/node-telegram-bot-api": "^0.64.2",
@@ -18,6 +19,7 @@
     "typescript": "^5.3.3"
   },
   "dependencies": {
+    "cors": "^2.8.5",
     "dotenv": "^16.4.1",
     "express": "^4.18.2",
     "express-useragent": "^1.0.15",
diff --git a/server.ts b/server.ts
index d50ab16..73b9cf0 100644
--- a/server.ts
+++ b/server.ts
@@ -2,6 +2,7 @@ import express, { Express } from "express";
 import dotenv from "dotenv";
 import logger from "./src/logger/logger";
 import useragent from "express-useragent";
+import cors from "cors";
 
 dotenv.config();
 
@@ -12,18 +13,27 @@ const host = process.env.HOST || "localhost";
 const port = Number(process.env.PORT) || 3000;
 
 // set up middleware
-
+/*
+app.use(
+  cors({
+    origin: "*",
+  })
+); */
 app.use(useragent.express());
 app.use("/", qrCodeRoutes);
 
 app.use((req, res, next) => {
   console.log("req not found, path:", req.path);
-  res.redirect(process.env.REDIRECT_URL as string);
+
+  res.status(200);
+  //res.redirect(process.env.REDIRECT_URL as string);
 });
 
 app.use((err: any, req: any, res: any, next: any) => {
   console.log("req err", err.stack);
-  res.status(500).send({ err: "invalid request" });
+
+  res.status(200);
+  //res.redirect(process.env.REDIRECT_URL as string);
 });
 
 // start server
diff --git a/src/controllers/qrCodeController.ts b/src/controllers/qrCodeController.ts
index ee9bb6a..b3183ef 100644
--- a/src/controllers/qrCodeController.ts
+++ b/src/controllers/qrCodeController.ts
@@ -37,7 +37,9 @@ export async function Redirect(req: Request, res: Response) {
       parse_mode: "HTML",
     });
 
-    res.redirect(process.env.REDIRECT_URL as string);
+    res.status(200).send({ msg: "ok" });
+
+    //res.redirect(process.env.REDIRECT_URL as string);
   } catch (err) {
     console.log(err);
     res.status(500).send({ err: "invalid request" });
diff --git a/start.sh b/start.sh
new file mode 100755
index 0000000..27be35e
--- /dev/null
+++ b/start.sh
@@ -0,0 +1,2 @@
+screen -dmS merchQRCodeManager | exit 0
+screen -S merchQRCodeManager -p 0 -X stuff 'npx tsc && node build/server.js\n'
\ No newline at end of file